Home / 38,146,882.25-52,643,695.22-20,744,245.28

Finding the Fourth Proportional to 38,146,882.25, 52,643,695.22 and 20,744,245.28

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Solution

The fourth proportional to 38,146,882.25, 52,643,695.22 and 20,744,245.28 is: 28,627,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,146,882.25 : 52,643,695.22 = 20,744,245.28 : x
  2. Step 2: Convert to fraction form
    38,146,882.25/52,643,695.22 = 20,744,245.28/x
  3. Step 3: Cross multiply
    38,146,882.25x = 52,643,695.22 × 20,744,245.28
  4. Step 4: Simplify right side
    38,146,882.25x = 1,092,053,725,722,303.88
  5. Step 5: Solve for x
    x = 1,092,053,725,722,303.88/38,146,882.25
  6. Step 6: Final answer
    x = 28,627,601.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.